package day02;

public class LongDemo {
    public static void main(String[] args) {
          long a = 25L;
          long b = 1000000000;
          long e = 1000000000*2*10L;
        System.out.println(e);
          long f = 1000000000*3*10L;
        System.out.println(f);
          long g = 1000000000L*3*10;
        System.out.println(g);
    }
}
